For their pioneering work in game theory, John Nash, John C. Harsanyi, and Reinhard Selten shared the 1994 Nobel Prize in Economics. Game theory is a system for using mathematics to predict the outcome of competitive games like chess or poker, which can also be applied to political and economic conflicts such as labor negotiations, business competition, international political tensions, etc. He coined the term "hacker", meaning it as an insult for someone who finds a solution by effectively sidestepping the problem.